/*
 * $Id: signal.c 7557b5d4d82b 2012/12/02 09:07:16 pgurumur $
 *
 * Copyright (c) 2006, 2007, 2008 Prabhu Gurumurthy <pgurumur@gmail.com>
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#include "sshc.h"

void
handle_signal(int signo)
{
   switch (signo) {
      case SIGTERM:
         warning(0, "received TERM(%d) signal", signo);
         break;

      case SIGHUP:
         warning(0, "received HUP(%d) signal", signo);
         break;

      case SIGINT:
         warning(0, "received INTERRUPT(%d) signal", signo);
         break;

      case SIGPIPE:
         warning(0,
               "received SIGPIPE(%d) signal, possible broken stream", signo);
         break;

      case SIGUSR1:
         debug++;
         break;

      default:
         warning(0, "caught unexecpted signal: %d", signo);
         cleanup();
         _exit(2);
         /* NOT REACHED */
   }

   if (signo != SIGUSR1) {
      cleanup();
      _exit(2);
   }
}
